org.apache.catalina.core

Class ApplicationPushBuilder

java.lang.Object

org.apache.catalina.core.ApplicationPushBuilder

All Implemented Interfaces:

PushBuilder

public class ApplicationPushBuilder
extends java.lang.Object
implements PushBuilder

Constructor Summary

Constructors

Constructor and Description
ApplicationPushBuilder(Request catalinaRequest, HttpServletRequest request)

Method Summary

Modifier and Type	Method and Description
PushBuilder	addHeader(java.lang.String name, java.lang.String value) Adds an HTTP header to the request.
java.lang.String	getHeader(java.lang.String name) Obtain a value for the given HTTP header.
java.util.Set<java.lang.String>	getHeaderNames()
java.lang.String	getMethod() Obtain the name of the HTTP method that will be used for push requests generated by future calls to push().
java.lang.String	getPath() Obtain the path that will be used for the push request that will be generated by the next call to push().
java.lang.String	getQueryString() Obtain the query string that will be used for push requests generated by future calls to push().
java.lang.String	getSessionId() Obtain the session ID that will be used for push requests generated by future calls to push().
PushBuilder	method(java.lang.String method) Specify the HTTP method to use for the push request.
PushBuilder	path(java.lang.String path) Sets the URI path to be used for the push request.
void	push() Generates the push request and sends it to the client unless pushes are not available for some reason.
PushBuilder	queryString(java.lang.String queryString) Specifies the query string to use in subsequent push requests generated by a call to PushBuilder.push().
PushBuilder	removeHeader(java.lang.String name) Removes an HTTP header from the request.
PushBuilder	sessionId(java.lang.String sessionId) Specifies the session ID to use in subsequent push requests generated by a call to PushBuilder.push().
PushBuilder	setHeader(java.lang.String name, java.lang.String value) Sets an HTTP header on the request.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ApplicationPushBuilder

public ApplicationPushBuilder(Request catalinaRequest,
                              HttpServletRequest request)

Method Detail

path

public PushBuilder path(java.lang.String path)

Description copied from interface: javax.servlet.http.PushBuilder

Sets the URI path to be used for the push request. This must be called before every call to PushBuilder.push(). If the path includes a query string, the query string will be appended to the existing query string (if any) and no de-duplication will occur.

Specified by:

path in interface PushBuilder

Parameters:

path - Paths beginning with '/' are treated as absolute paths. All other paths are treated as relative to the context path of the request used to create this builder instance. The path may include a query string.

Returns:

This builder instance

getPath

public java.lang.String getPath()

Description copied from interface: javax.servlet.http.PushBuilder

Obtain the path that will be used for the push request that will be generated by the next call to push().

Specified by:

getPath in interface PushBuilder

Returns:

The path value that will be associated with the next push request

method

public PushBuilder method(java.lang.String method)

Description copied from interface: javax.servlet.http.PushBuilder

Specify the HTTP method to use for the push request.

Specified by:

method in interface PushBuilder

Parameters:

method - The method to use for the push request

Returns:

This builder instance

getMethod

public java.lang.String getMethod()

Description copied from interface: javax.servlet.http.PushBuilder

Obtain the name of the HTTP method that will be used for push requests generated by future calls to push().

Specified by:

getMethod in interface PushBuilder

Returns:

The HTTP method to be used for future push requests

queryString

public PushBuilder queryString(java.lang.String queryString)

Description copied from interface: javax.servlet.http.PushBuilder

Specifies the query string to use in subsequent push requests generated by a call to PushBuilder.push(). This will be appended to any query string specified in the call to PushBuilder.path(String).

Specified by:

queryString in interface PushBuilder

Parameters:

queryString - The query string to use to generate push requests

Returns:

This builder instance

getQueryString

public java.lang.String getQueryString()

Description copied from interface: javax.servlet.http.PushBuilder

Obtain the query string that will be used for push requests generated by future calls to push().

Specified by:

getQueryString in interface PushBuilder

Returns:

The query string that will be appended to push requests.

sessionId

public PushBuilder sessionId(java.lang.String sessionId)

Description copied from interface: javax.servlet.http.PushBuilder

Specifies the session ID to use in subsequent push requests generated by a call to PushBuilder.push(). The session ID will be presented the same way as it is on the original request (cookie or URL parameter). The default is determined in the following order:

• the requested session ID for the originating request
• the session ID generated in the originated request
• null

Specified by:

sessionId in interface PushBuilder

Parameters:

sessionId - The session ID to use to generate push requests

Returns:

This builder instance

getSessionId

public java.lang.String getSessionId()

Description copied from interface: javax.servlet.http.PushBuilder

Obtain the session ID that will be used for push requests generated by future calls to push().

Specified by:

getSessionId in interface PushBuilder

Returns:

The session that will be used for push requests.

addHeader

public PushBuilder addHeader(java.lang.String name,
                             java.lang.String value)

Description copied from interface: javax.servlet.http.PushBuilder

Adds an HTTP header to the request.

Specified by:

addHeader in interface PushBuilder

Parameters:

name - The name of the header to add

value - The value of the header to add

Returns:

This builder instance

setHeader

public PushBuilder setHeader(java.lang.String name,
                             java.lang.String value)

Description copied from interface: javax.servlet.http.PushBuilder

Sets an HTTP header on the request. Any existing headers of the same name are first remove.

Specified by:

setHeader in interface PushBuilder

Parameters:

name - The name of the header to set

value - The value of the header to set

Returns:

This builder instance

removeHeader

public PushBuilder removeHeader(java.lang.String name)

Description copied from interface: javax.servlet.http.PushBuilder

Removes an HTTP header from the request.

Specified by:

removeHeader in interface PushBuilder

Parameters:

name - The name of the header to remove

Returns:

This builder instance

getHeaderNames

public java.util.Set<java.lang.String> getHeaderNames()

Specified by:

getHeaderNames in interface PushBuilder

Returns:

The current set of names of HTTP headers to be used the next time push() is called.

getHeader

public java.lang.String getHeader(java.lang.String name)

Description copied from interface: javax.servlet.http.PushBuilder

Obtain a value for the given HTTP header. TODO Servlet 4.0 Clarify the behaviour of this method

Specified by:

getHeader in interface PushBuilder

Parameters:

name - The name of the header whose value is to be returned

Returns:

The value of the given header. If multiple values are defined then any may be returned

push

public void push()

Description copied from interface: javax.servlet.http.PushBuilder

Generates the push request and sends it to the client unless pushes are not available for some reason. After calling this method the following fields are set to null:

• path
• conditional request headers (if-none-match and if-modified-since)

Specified by:

push in interface PushBuilder